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houxiyong
窯爐自控系統 燃燒控制 電加熱自控
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樓主  發(fā)表于: 2008-07-11 16:55
  各位老大好；
   我對西門(mén)子300不太熟悉，想請教一下。我現在有一個(gè)工程客戶(hù)要求用西門(mén)子300的，PLC與儀表通訊，儀表是宇電的。然后PLC在和上位機通訊，我利用PLC同時(shí)采集儀表上的數據，全部采集到上位機上。它的通訊參數也不懂怎么設置。請高手指點(diǎn)。最好給發(fā)個(gè)樣例的程序看看。謝謝
jsh987321
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1樓  發(fā)表于: 2008-10-28 15:22
看宇電是否支持ASCII碼,如果支持可以用CP340與其通訊,ASCII碼是最簡(jiǎn)單的通訊協(xié)議,

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